<?php
/**
 * Created by PhpStorm.
 * User: admin
 * Date: 2019/6/6
 * Time: 10:07
 */

namespace app\index\controller;


use app\admin\model\CategoryList;
use app\admin\model\CommonInfo;
use think\Controller;

class Base extends Controller
{


    public function initialize()
    {
        $res=$this->isMobile();
        if($res==true){
            $url='http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
            //将Home替换为Mobile
            if(strpos($url,'index') !== false){
                $newStr = str_replace("index","mobile",$url);
                echo "<script type='text/javascript'>location.href='$newStr'</script>";
            }else{
                $newStr = $url.'mobile';
                echo "<script type='text/javascript'>location.href='$newStr'</script>";
            }
        }
        $cate = CategoryList::order('sort desc')->select()->toArray();
        $foot = CommonInfo::where('id',1)->find();
        $this->assign('cate',$cate);
        $this->assign('common',$foot);
    }

    public function isMobile()
    {
        // 如果有HTTP_X_WAP_PROFILE则一定是移动设备
        if (isset ($_SERVER['HTTP_X_WAP_PROFILE']))
        {
            return true;
        }
        // 如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息
        if (isset ($_SERVER['HTTP_VIA']))
        {
            // 找不到为flase,否则为true
            return stristr($_SERVER['HTTP_VIA'], "wap") ? true : false;
        }
        // 脑残法，判断手机发送的客户端标志,兼容性有待提高
        if (isset ($_SERVER['HTTP_USER_AGENT']))
        {
            $clientkeywords = array ('nokia','sony','ericsson','mot','samsung','htc','sgh','lg','sharp','sie-','philips','panasonic','alcatel','lenovo','iphone','ipod','blackberry','meizu','android','netfront','symbian','ucweb','windowsce','palm','operamini','operamobi','openwave','nexusone','cldc','midp','wap','mobile'
            );
            // 从HTTP_USER_AGENT中查找手机浏览器的关键字
            if (preg_match("/(" . implode('|', $clientkeywords) . ")/i", strtolower($_SERVER['HTTP_USER_AGENT'])))
            {
                return true;
            }
        }
        // 协议法，因为有可能不准确，放到最后判断
        if (isset ($_SERVER['HTTP_ACCEPT']))
        {
            // 如果只支持wml并且不支持html那一定是移动设备
            // 如果支持wml和html但是wml在html之前则是移动设备
            if ((strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') !== false) && (strpos($_SERVER['HTTP_ACCEPT'], 'text/html') === false || (strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') < strpos($_SERVER['HTTP_ACCEPT'], 'text/html'))))
            {
                return true;
            }
        }
        return false;
    }
}